reclaim
Definition
To get back or recover something lost; to make usable again, often land or materials.
हिन्दी खोए हुए कुछ को वापस पाना या पुनः प्राप्त करना; भूमि या सामग्री को फिर से उपयोगी बनाना।
Example
"The organization worked to reclaim polluted land for public parks."